CN220296967U - Pneumatic piston type regulating valve actuator maintenance tool - Google Patents
Pneumatic piston type regulating valve actuator maintenance tool Download PDFInfo
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- CN220296967U CN220296967U CN202321765608.4U CN202321765608U CN220296967U CN 220296967 U CN220296967 U CN 220296967U CN 202321765608 U CN202321765608 U CN 202321765608U CN 220296967 U CN220296967 U CN 220296967U
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- pneumatic piston
- valve actuator
- piston type
- spring
- regulator valve
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- 238000012423 maintenance Methods 0.000 title claims abstract description 28
- 230000001105 regulatory effect Effects 0.000 title abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the field of equipment maintenance of automatic devices, and particularly relates to a maintenance tool for a pneumatic piston type regulating valve actuator. The utility model aims to provide a maintenance tool for a pneumatic piston type regulating valve actuator, which solves the technical problems that in the prior art, a spring can be popped up to hurt people when the regulating valve is disassembled, and the spring can not be compressed only by manpower when the regulating valve is reinstalled. The utility model discloses a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises at least one pair of pressing plates and at least one adjustable screw rod, wherein the adjustable screw rod is used for fixedly connecting the corresponding pair of pressing plates and can regulate the distance between the corresponding pair of pressing plates. The utility model can achieve the technical effects of avoiding the spring from being ejected out to hurt people when the piston is disassembled and facilitating the reinstallation of the piston.
Description
Technical Field
The utility model belongs to the field of equipment maintenance of automatic devices, and particularly relates to a maintenance tool for a pneumatic piston type regulating valve actuator.
Background
The pneumatic piston type regulating valve is used as important equipment in an automatic control system, is widely applied to automatic production devices and is used for realizing automatic regulation of technological parameters. The actuator mainly comprises a cylinder, a piston and a spring, and the working principle is that compressed air overcomes the elasticity of the spring to push the piston to drive the valve body to move, so as to control the opening of the valve.
When the adjusting valve actuator is maintained, the actuator is disassembled, and the valve actuator is reinstalled after maintenance is finished. The problems existing at present are: 1. when the piston in the cylinder of the actuator of the regulating valve is disassembled, the spring is in a compressed state, and the risk that the spring ejects out to hurt people exists; 2. after the regulating valve actuator is disassembled, the height of the spring exceeds the height of the piston rod of the cylinder because the spring is released to a free state, and the spring cannot be compressed and reinstalled only by manpower, so that the regulating valve actuator is very inconvenient.
Disclosure of Invention
The utility model aims to provide a maintenance tool for a pneumatic piston type regulating valve actuator, which solves the technical problems that in the prior art, a spring can be popped up to hurt people when the regulating valve is disassembled, and the spring can not be compressed only by manpower when the regulating valve is reinstalled.
In order to achieve the above purpose, the technical scheme of the pneumatic piston type adjusting valve actuator maintenance tool provided by the utility model is as follows:
the utility model provides a pneumatic piston type governing valve executor maintenance tool, includes at least one pair of clamp plate and at least one taut self-locking mechanism that can insert in pneumatic piston type governing valve executor spring girth, and taut self-locking mechanism is used for with corresponding a pair of clamp plate fixed connection and can adjust the distance between the corresponding a pair of clamp plate.
The beneficial effects are as follows:
the utility model is created for pioneering utility model. In maintenance, since the springs cannot be compressed from both end portions of the springs, the springs are compressed from the middle portion of the springs by the pressing plate. Through inserting each pair of clamp plates respectively in the circumferential weld in the upper and lower both sides of the spring in pneumatic piston formula governing valve executor, reuse taut self-locking mechanism is fixed a pair of clamp plates of correspondence, thereby adjust the distance that taut self-locking mechanism shortens between a pair of clamp plates of correspondence, at this moment, the spring is compressed, later dismantle the piston, owing to clamp plate and taut self-locking mechanism's effect, the spring can not pop out the injury people, at last adorn the piston again, at this moment, because clamp plate and taut self-locking mechanism's effect, the spring height can not surpass the height of cylinder piston rod, easy to assemble. In conclusion, the utility model can achieve the technical effects of avoiding the spring from being ejected to hurt people and facilitating the reinstallation of the piston when the piston is disassembled.
Further, the tensioning self-locking mechanism is an adjustable screw rod.
The beneficial effects are as follows:
the adjustable screw rod is adopted to conveniently adjust the distance between the pressing plates.
Further, the pressing plate is provided with a groove or a bulge for fixing a spring in the pneumatic piston type adjusting valve actuator.
The beneficial effects are as follows:
through set up the recess or the arch that are arranged in fixed pneumatic piston formula governing valve executor in the clamp plate, can effectively avoid taking place the relative slip between spring and the clamp plate, reach the technical effect of dismantling and reinstalling the piston more safely.
Further, the device comprises at least two pairs of pressing plates respectively arranged on two sides of a spring in the fixed pneumatic piston type adjusting valve actuator and at least one transverse anti-falling locking plate for avoiding the change of the relative position between the pressing plates, wherein the transverse anti-falling locking plates are respectively connected with different adjustable lead screws.
The beneficial effects are as follows:
through setting up the horizontal anticreep locking plate that is used for connecting different adjustable lead screw, can effectively avoid taking place relative motion between the clamp plate to take place relative slip between effective clamp plate and the spring, reach the technical effect of dismantling and reinstalling the piston more safely.
Further, the transverse anti-falling locking plate is obliquely arranged between the spring circular seams along the rotation direction of the springs in the fixed pneumatic piston type adjusting valve actuator.
The beneficial effects are as follows:
the transverse anti-falling locking plate is obliquely arranged between the spring circular seams along the rotation direction of the springs in the fixed pneumatic piston type adjusting valve actuator, so that the occupied space of the maintenance tool of the pneumatic piston type adjusting valve actuator can be effectively reduced, and maintenance personnel can maintain the pneumatic piston type adjusting valve actuator conveniently.
Further, the two transverse anti-falling locking plates are parallel to each other.
The beneficial effects are as follows:
through setting up two horizontal anticreep locking plates that are parallel to each other, can effectively avoid taking place relative motion between the adjustable lead screw to take place relative slip between effective clamp plate and the spring, reach the technical effect of dismantling and reinstalling the piston safer.
Still further, the adjustable screw includes a screw and nuts disposed at both ends of the screw.
The beneficial effects are as follows:
through setting up screw rod and nut, can adjust the distance between every diagonal board in succession, simultaneously through the nut at electric spanner or other instrument adjusting screw rod both ends, can conveniently shorten the distance between a pair of clamp plates of relative effectively and compress the spring, labour saving and time saving.
Further, the pressing plate is one side of the angle steel.
The beneficial effects are as follows:
the angle steel is easy to obtain, can be obtained locally and is convenient to maintain.
Drawings
FIG. 1 is a schematic diagram of a maintenance tool for a pneumatic piston type regulator valve actuator according to embodiment 1 of the present utility model;
FIG. 2 is a schematic illustration of a pneumatic piston regulator valve actuator prior to use with a service tool;
FIG. 3 is a schematic illustration of a pneumatic piston regulator valve actuator after use with the service tool of the present utility model.
In the figure: 1. a pressing plate; 2. an adjustable lead screw; 3. a transverse anti-falling locking plate; 4. a piston rod; 5. and (3) a piston.
Detailed Description
The present utility model is described in further detail below with reference to examples.
The utility model provides a concrete embodiment 1 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
in the present embodiment, as shown in fig. 1, the pressing plate 1 is angle steel, and the tightening self-locking mechanism is an adjustable screw rod 2. The embodiment comprises two pairs of pressing plates 1 and 4 adjustable lead screws 2 which can be inserted into spring circular slits of a pneumatic piston type adjusting valve actuator, wherein the adjustable lead screws 2 are respectively arranged at two ends of the pressing plates 1 and fixedly connected with the pressing plates, and the distance between each pair of pressing plates 1 can be shortened by adjusting the adjustable lead screws 2. The embodiment further comprises two transverse anti-falling locking plates 3 for avoiding the relative position between the pressing plates 1 from changing, and the transverse anti-falling locking plates 3 are arranged in parallel and are respectively connected with different adjustable screw rods 2.
As shown in fig. 2-3, during maintenance, since the springs cannot be compressed from the two end parts of the springs, the springs are compressed from the middle parts of the springs by using the pressing plate 1, the pressing plate 1 is firstly embedded between the ring gaps of the springs in the pneumatic piston type adjusting valve actuator, the adjustable screw rod 2 is adjusted to compress the springs, the height of the springs is reduced by 50-100mm (determined by the height of the adjustable screw rod 2 and the spring force), and after the piston 5 and the springs are separated, the piston 5 and the fixing nuts can be detached, so that the springs are prevented from being popped up to hurt people; when the piston 5 and the fixing nut are assembled again, the spring is still in a compressed state due to the action of the pressing plate 1 and the adjustable screw rod 2, so that the piston 5 and the fixing nut can be assembled again without decompressing the spring, time and labor are saved, and the maintenance tool is removed after the assembly is completed.
The utility model provides a concrete embodiment 2 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 2 and embodiment 1 is that: in the present embodiment, only a pair of pressing plates 1 and one adjustable screw 2 provided at the center position of the pressing plates are included. Compared with the specific embodiment 1, the embodiment has simpler structure and more convenient and quick installation and disassembly.
The utility model provides a concrete embodiment 3 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 3 and embodiment 1 is that: in this embodiment, the pressure plate 1 is provided with a recess for fixing a spring in the pneumatic piston type regulator valve actuator. Compared with the specific embodiment 1, the embodiment can effectively avoid the relative sliding between the pressing plate 1 and the spring by arranging the spring in the groove on the pressing plate 1, thereby achieving the technical effect of safely disassembling and reinstalling the piston 5.
The utility model provides a concrete embodiment 4 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 4 and embodiment 1 is that: in this embodiment, the pressure plate 1 is provided with a projection for fixing a spring in the pneumatic piston type regulator valve actuator. Compared with the specific embodiment 1, the embodiment can effectively avoid the relative sliding between the pressing plate 1 and the spring by arranging the spring in the bulge on the pressing plate 1, thereby achieving the technical effect of safely disassembling and reinstalling the piston 5.
The utility model provides a concrete embodiment 5 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 5 and embodiment 1 is that: in this embodiment, only include two adjustable lead screws 2 and a horizontal anticreep locking plate 3, adjustable lead screw 2 sets up the central point of two pairs of clamp plates respectively, and horizontal anticreep locking plate 3 connect two adjustable lead screws 2 and can avoid taking place the motion between two pairs of clamp plates. Compared with the specific embodiment 1, the embodiment has simpler structure and more convenient and quick installation and disassembly.
The utility model provides a concrete embodiment 6 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 6 and embodiment 1 is that: in this embodiment, the lateral anti-disengagement locking piece 3 is arranged between the spring circumferential slits in an inclined manner along the rotation direction of the spring in the fixed pneumatic piston type adjusting valve actuator. Compared with the embodiment 1, the transverse anti-falling locking plate 3 is obliquely arranged between the spring circular seams along the rotation direction of the springs in the fixed pneumatic piston type adjusting valve actuator, so that the occupied space of the maintenance tool of the pneumatic piston type adjusting valve actuator can be effectively reduced, and maintenance personnel can maintain the pneumatic piston type adjusting valve actuator conveniently.
The utility model provides a concrete embodiment 7 of a maintenance tool for a pneumatic piston type regulating valve actuator, which comprises the following steps:
the main difference between this embodiment 7 and embodiment 1 is that: in this embodiment, the adjustable screw 2 includes a screw and nuts provided at both ends of the screw. Through setting up screw rod and nut, can adjust the distance between every pair of angle plate 1 in succession, simultaneously through the nut at electric spanner or other instrument adjusting screw rod both ends, can conveniently shorten the distance between a pair of clamp plates of relative effectively and compress the spring, labour saving and time saving.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but may be modified without inventive effort or equivalent substitution of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a pneumatic piston type governing valve executor maintenance tool which characterized in that includes at least one pair of clamp plate and at least one taut self-locking mechanism that can insert in pneumatic piston type governing valve executor spring girth, taut self-locking mechanism is used for with corresponding a pair of clamp plate fixed connection and can adjust the distance between the corresponding a pair of clamp plate.
2. The pneumatic piston regulator valve actuator service tool of claim 1, wherein the tightening self-locking mechanism is an adjustable lead screw.
3. The pneumatic piston type regulator valve actuator service tool of claim 1, wherein the pressure plate is provided with a groove or protrusion for securing a spring in the pneumatic piston type regulator valve actuator.
4. The pneumatic piston type regulator valve actuator service tool of claim 2, comprising at least two pairs of pressure plates respectively disposed on both sides of a spring in the fixed pneumatic piston type regulator valve actuator and at least one lateral anti-drop lock plate for preventing a relative position between the pressure plates from being changed, the lateral anti-drop lock plates being respectively connected to different adjustable lead screws.
5. The pneumatic piston type regulator valve actuator service tool of claim 4, wherein the lateral anti-slip lock tab is disposed obliquely between the spring circumferential slits along the rotational direction of the spring in the fixed pneumatic piston type regulator valve actuator.
6. The pneumatic piston regulator valve actuator service tool of claim 5, wherein the transverse anti-slip lock tabs are two and parallel to each other.
7. The pneumatic piston regulator valve actuator service tool of any one of claims 2, 4, 5, 6, wherein the adjustable screw comprises a threaded rod and nuts disposed at both ends of the threaded rod.
8. The pneumatic piston regulator valve actuator service tool of claim 1, wherein the pressure plate is one side of an angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321765608.4U CN220296967U (en) | 2023-07-06 | 2023-07-06 | Pneumatic piston type regulating valve actuator maintenance tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321765608.4U CN220296967U (en) | 2023-07-06 | 2023-07-06 | Pneumatic piston type regulating valve actuator maintenance tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220296967U true CN220296967U (en) | 2024-01-05 |
Family
ID=89371981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321765608.4U Active CN220296967U (en) | 2023-07-06 | 2023-07-06 | Pneumatic piston type regulating valve actuator maintenance tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220296967U (en) |
-
2023
- 2023-07-06 CN CN202321765608.4U patent/CN220296967U/en active Active
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